Christmas Trees in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 374th NewDefectus 🇮🇱 827 82 8ms 10 Feb 2021 374th AbhayAravinda 827 82 9ms 1 May 2021 374th heypwesto 🇳🇿 827 82 10ms 9 May 2021 374th janbehrens 🇩🇪 827 82 8ms 30 Jul 2021 374th Natanaelel 🇸🇪 827 82 8ms 8 Oct 2021 374th MeWhenI 🇻🇦 827 82 9ms 12 Nov 2022 374th Maznek 827 82 9ms 16 Nov 2022 374th tayloia 🇬🇧 827 82 10ms 13 Jan 2023 374th emgordon154 827 82 9ms 21 Aug 2024 374th Shanethegamer 🇺🇸 827 82 8ms 29 Oct 2024 374th Andrey-Plotnikov 827 82 9ms 8 Nov 2024 374th DialFrost 🇸🇬 827 82 9ms 7 days ago 388th justinkwork 826 57 208ms 28 Jul 2020 388th purplemonkeymad 826 57 231ms 4 Nov 2023 388th Shanethegamer 🇺🇸 826 57 203ms 29 Oct 2024 391st sean-niemann 🇺🇸 826 100 332ms 13 Jul 2023 392nd GrayJoKing 🇦🇺 826 107 29ms 17 Jan 2023 393rd JayXon 🇺🇸 825 55 38ms 2 Oct 2021 394th Yewzir 🇧🇪 825 79 108ms 2 May 2023 395th hansdude 825 86 147ms 25 Sep 2020 395th Shanethegamer 🇺🇸 825 86 133ms 22 Jan 2024 397th ngn 🇧🇬 824 40 2ms 17 Jan 2022 398th inventshah 824 81 5ms 11 Sep 2022 398th albanian-laundromat 824 81 2ms 24 Jul 2025 400th MeWhenI 🇻🇦 824 87 3,071ms 24 Oct 2024 401st GrayJoKing 🇦🇺 823 61 449ms 23 Jul 2024 401st duckyluuk 🇳🇱 823 61 409ms 28 Aug 2024 401st KatieLG 🇬🇧 823 61 529ms 6 Oct 2025 404th MeWhenI 🇻🇦 823 91 2ms 12 Nov 2022 405th anter69 🇭🇺 822 65 925ms 13 Feb 2024 406th jonahx 821 39 41ms 3 Dec 2021 406th Natanaelel 🇸🇪 821 39 40ms 22 Nov 2023 408th bricknellj 821 125 2ms 29 Nov 2022 409th sisyphus-ppcg 🇦🇺 820 84 4ms 2 Jul 2023 410th kaascevich 820 92 103ms 8 Jul 2025 411th AlexDaniel 🇪🇪 819 47 102ms 10 Mar 2018 411th Attero 🇸🇪 819 47 102ms 9 Apr 2020 413th MarcMush 🇫🇷 819 61 593ms 13 Jan 2022 414th vezzick 817 65 10ms 8 Mar 2021 414th MichaelMBradley 🇨🇦 817 65 10ms 10 Apr 2022 414th neel11235813 817 65 9ms 31 Dec 2022 414th keelimeguy 🇺🇸 817 65 11ms 6 Nov 2023 414th Yewzir 🇧🇪 817 65 10ms 29 Feb 2024 419th dmrichwa 🇺🇸 817 83 10ms 19 Mar 2022 419th moikaturns 🇬🇧 817 83 10ms 2 Sep 2022 419th makinde 817 83 9ms 7 Nov 2022 419th zakariamouhid 817 83 8ms 1 May 2023 419th iliazeus 817 83 9ms 15 Feb 2024 419th lukegustafson 🇺🇸 817 83 13ms 7 Aug 2024 425th kkoenig 817 140 255ms 8 Sep 2025 426th Awsute 816 87 133ms 22 Mar 2022 427th Waffle3z 816 93 257ms 5 Feb 2021 428th btjones0 816 102 150ms 29 Dec 2020 428th xDavidL 816 102 130ms 6 May 2021 428th Ignition 🇬🇧 816 102 142ms 12 Oct 2023 431st sean-niemann 🇺🇸 815 73 3ms 13 Jul 2023 432nd MeWhenI 🇻🇦 814 82 2ms 9 Sep 2022 433rd Steffan153 🇫🇮 813 71 71ms 24 Oct 2023 434th JDiLenarda 🇫🇷 813 87 1,343ms 7 Nov 2020 434th MeWhenI 🇻🇦 813 87 1,280ms 18 Jun 2024 436th saito-ta 🇯🇵 812 32 40ms 3 Oct 2022 436th betaveros 812 32 44ms 3 Jan 2023 436th ovs-code 🇩🇪 812 32 49ms 16 May 2024 439th juliansiebert 🇩🇪 812 58 217ms 25 Jul 2022 439th Arnaud-beep 🇫🇷 812 58 198ms 23 Sep 2022 441st primo-ppcg 🇹🇭 812 97 71ms 19 Sep 2023 442nd emgordon154 812 161 490ms 30 May 2025 443rd ovs-code 🇩🇪 811 107 523ms 6 Mar 2022 444th olivermrose 🇺🇸 810 56 35ms 7 Oct 2021 444th SirBogman 🇺🇸 810 56 34ms 15 Jan 2025 446th emplv 🇱🇻 810 85 4ms 23 Nov 2022 447th Yax42 🇫🇷 810 102 326ms 29 Jan 2025 448th nwellnhof 🇩🇪 810 110 335ms 25 Sep 2025 448th DialFrost 🇸🇬 810 110 325ms 3 days ago 450th obarakon 807 84 9ms 19 Dec 2018 First Prev 376–450 of 2,971 Next Last